﻿var util = require('util');

function Base() {
    this.name = 'base';
    this.base = 1991;

    this.sayHello = function () {
        console.log('Hello' + this.name);
    };
}



Base.prototype.showName = function () {
    console.log(this.name);
}



function Sub() {
    this.name = 'sub';
}



util.inherits(Sub, Base);

var objBase = new Base();

objBase.showName();
objBase.sayHello();

console.log(objBase);



var objSub = new Sub();

objSub.showName();
//objSub.sayHello();
console.log(objSub);
